On December 19, 2023, Shanghai Supezet Engineering Technology Corp., Ltd. closed the transaction. The transaction included participation from returning investors Zhang Jinhong for 15,473,668 shares increasing its stake from 29.61% to 32.31%, and Zhang Xinyu for 15,473,668 shares increasing its stake from 0.54% to 7.09%. The company incurred issue expenses of sponsor and underwriting fee for KRW 3,773,600; audit and capital verification for KRW 1,137,735.85; lawyer for KRW 566,037.74; stamp duty for KRW 101,731.77; information disclosure for KRW 94,339.62; share registration for KRW 29,195.60.

The company's registered capital has been increased from CNY 202,666,667 to CNY 233,614,003.